2002122338 has 4 divisors (see below), whose sum is σ = 3003183510. Its totient is φ = 1001061168.

The previous prime is 2002122337. The next prime is 2002122347. The reversal of 2002122338 is 8332212002.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 1940138209 + 61984129 = 44047^2 + 7873^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2002122337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 500530583 + ... + 500530586.

Almost surely, 2^2002122338 is an apocalyptic number.

2002122338 is a deficient number, since it is larger than the sum of its proper divisors (1001061172).

2002122338 is a wasteful number, since it uses less digits than its factorization.

2002122338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001061171.

The product of its (nonzero) digits is 1152, while the sum is 23.

The square root of 2002122338 is about 44745.0817185532. The cubic root of 2002122338 is about 1260.3665554000.

The spelling of 2002122338 in words is "two billion, two million, one hundred twenty-two thousand, three hundred thirty-eight".